Feed-nut



(No Model.)

A. KIDD;

[225 a2 l/VVE/VTOR [2201M 14%: M 1 I By Afforney u, PETERS,FWD-Lithography, wnmngm o c.

UNITED STATES PATENT ALEXANDER KIDD, OF JERSEY CITY, NEW JERSEY.

FEED-NUT.

SPECIFICATION forming part of Letters Patent No. 347,877, dated August24-, 1886.

Application filed January 27, 1885. Serial No. 154,185. (No model.)

To all whom it may concern.-

Be it known that I, ALEXANDER KIDD, a citizen of the United States,residing at J ersey City, in the county of Hudson and State ing anentire nut and cutting the thread from the solid metal. I attain thisobject in the manner illustrated by the accompanying draw- 111.

lhe figure is a part sectional drawing of the entire nut.

A A is the outer shell of the nut secured to 7 20 the frame of themachine by the jam-nut B.

O G is a. spiral, formed by abar of metal being wound on a mandrel, thesection of the bar being L or T shaped to give form to the thread E E EE. then fitted to the bore of the shell A A, and held in place by thefollowernut D. In the present instance I have shown the bar in the shapeof a T.

One of my chief objects is to have the fiber of the metal of which thethreads are formed to follow the circular course all through the nut,and so increase its durability.

I am not aware that any feed-nut such as I have described has heretoforebeen in use, and I desire to secure by Letters Patent the follow- 111g:

The combination of the outer shell, the spirally-coiled T-shaped bar,and the followernut, as described.

ALEXANDER KIDD.

\Vitnesses:

JOHN BAIN, J r., R. A. McOABE.

